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sweet tooth

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noun
  1. a liking or craving for candy and other sweets.
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Origin of sweet tooth

Middle English word dating back to 1350–1400
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for sweet tooth

sweet tooth

noun
  1. a strong liking for sweet foods
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for sweet tooth

n.

"fondness for sugary stuff," late 14c., from sweet (adj.) + tooth in the sense of "taste, liking" (see toothsome).

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Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with sweet tooth

sweet tooth

A love for sugary foods, as in You can always please Nell with cake or ice cream; she has a big sweet tooth. This expression dates from the late 1300s, although it then referred not only to sweets but other delicacies as well.

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The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.